Distance between cities › USA › Illinois › Walnut, IL › Distance from Walnut to Lanark Book Hotels

Distance from Walnut, IL to Lanark, IL

Distance

47 mi

Time

1 hour 19 mins

Gas Cost

$5 - $10

There are 39.67 miles from Walnut to Lanark in northwest direction and 47 miles (75.64 kilometers) by car, following the IL 40 route.

Walnut and Lanark are 1 hour 19 mins far apart, if you drive non-stop .

This is the fastest route from Walnut, IL to Lanark, IL. The halfway point is Sterling, IL.

Walnut, IL and Lanark, IL are in the same time zone (CDT). Current time in both locations is 10:30 pm.

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Lowest Price Rental Cars in Walnut, IL

Planning on renting a car to go from Walnut, IL to Lanark, IL? Here there are some offers to rent a car in Walnut, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Walnut »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 1.91 gallons of gas to cover the route between Walnut, IL and Lanark, IL.

The estimated cost of gas to go from Walnut to Lanark is $6.95.

During the route, an average car will release 37.36 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.65 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Walnut, IL and Lanark, IL

If you want to meet halfway between Walnut, IL and Lanark, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.853016 and -89.710983, or 41º 51' 10.8576" N, 89º 42' 39.5388" W. This location is 23.74 miles away from Walnut, IL and Lanark, IL and it would take approximately 39 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sterling, IL, situated 21 miles from Walnut, IL and 30 miles from Lanark, IL. It would take 33 minutes to go from Walnut to Sterling and 54 minutes to go from Lanark to Sterling.